BR112012000800A2 - Grain oriented electric steel sheet fabrication method - Google Patents

Grain oriented electric steel sheet fabrication method

Info

Publication number
BR112012000800A2
BR112012000800A2 BR112012000800A BR112012000800A BR112012000800A2 BR 112012000800 A2 BR112012000800 A2 BR 112012000800A2 BR 112012000800 A BR112012000800 A BR 112012000800A BR 112012000800 A BR112012000800 A BR 112012000800A BR 112012000800 A2 BR112012000800 A2 BR 112012000800A2
Authority
BR
Brazil
Prior art keywords
steel sheet
fabrication method
electric steel
grain oriented
sheet fabrication
Prior art date
Application number
BR112012000800A
Other languages
Portuguese (pt)
Other versions
BR112012000800B1 (en
Inventor
Norikazu Fujii
Yoshiyuki Ushigami
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BR112012000800A2 publication Critical patent/BR112012000800A2/en
Publication of BR112012000800B1 publication Critical patent/BR112012000800B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1222—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1233—Cold rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1255—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest with diffusion of elements, e.g. decarburising, nitriding
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1261—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest following hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/004—Dispersions; Precipitations
BR112012000800-5A 2009-07-13 2010-07-13 METHOD OF MANUFACTURING GRAIN ORIENTED ELECTRIC STEEL SHEET BR112012000800B1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2009165011 2009-07-13
JP2009165058 2009-07-13
JP2009-165011 2009-07-13
JP2009-165058 2009-07-13
JP2010013247 2010-01-25
JP2010-013247 2010-01-25
PCT/JP2010/061818 WO2011007771A1 (en) 2009-07-13 2010-07-13 Method for producing grain-oriented electromagnetic steel plate

Publications (2)

Publication Number Publication Date
BR112012000800A2 true BR112012000800A2 (en) 2016-02-23
BR112012000800B1 BR112012000800B1 (en) 2021-10-05

Family

ID=43449378

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012000800-5A BR112012000800B1 (en) 2009-07-13 2010-07-13 METHOD OF MANUFACTURING GRAIN ORIENTED ELECTRIC STEEL SHEET

Country Status (9)

Country Link
US (1) US8366836B2 (en)
EP (1) EP2455497B1 (en)
JP (1) JP4709949B2 (en)
KR (1) KR101351149B1 (en)
CN (1) CN102471818B (en)
BR (1) BR112012000800B1 (en)
PL (1) PL2455497T3 (en)
RU (1) RU2499846C2 (en)
WO (1) WO2011007771A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011007771A1 (en) 2009-07-13 2011-01-20 新日本製鐵株式会社 Method for producing grain-oriented electromagnetic steel plate
BR112012001161B1 (en) * 2009-07-17 2021-11-16 Nippon Steel Corporation METHOD OF PRODUCTION OF A GRAIN ORIENTED ELECTRIC STEEL SHEET
JP2012144776A (en) * 2011-01-12 2012-08-02 Nippon Steel Corp Method of manufacturing grain-oriented electromagnetic steel sheet
JP2012144777A (en) * 2011-01-12 2012-08-02 Nippon Steel Corp Raw material for electromagnetic steel sheet and method of manufacturing grain-oriented electromagnetic steel sheet
RU2562182C2 (en) 2011-01-12 2015-09-10 Ниппон Стил Энд Сумитомо Метал Корпорейшн Sheet from electrotechnical steel with oriented grain structure and method of its fabrication
CN102787276B (en) 2012-08-30 2014-04-30 宝山钢铁股份有限公司 High magnetic induction oriented silicon steel and manufacturing method thereof
KR101756606B1 (en) 2013-09-26 2017-07-10 제이에프이 스틸 가부시키가이샤 Method of producing grain oriented electrical steel sheet
CN103695791B (en) * 2013-12-11 2015-11-18 武汉钢铁(集团)公司 A kind of high magnetic induction grain-oriented silicon steel and production method
RU2687781C1 (en) * 2015-09-28 2019-05-16 Ниппон Стил Энд Сумитомо Метал Корпорейшн Electrotechnical steel sheet with oriented grain structure and hot-rolled steel sheet for electrotechnical steel sheet with oriented grain structure
PL3744870T3 (en) 2018-01-25 2023-07-31 Nippon Steel Corporation Grain oriented electrical steel sheet
PL3744868T3 (en) 2018-01-25 2023-09-18 Nippon Steel Corporation Grain-oriented electrical steel sheet
CN110093486B (en) * 2018-01-31 2021-08-17 宝山钢铁股份有限公司 Manufacturing method of low-iron-loss oriented silicon steel resistant to stress relief annealing
JP7207436B2 (en) * 2019-01-16 2023-01-18 日本製鉄株式会社 Oriented electrical steel sheet
KR102561512B1 (en) * 2019-03-20 2023-08-01 닛폰세이테츠 가부시키가이샤 Non-oriented electrical steel sheet and manufacturing method thereof
WO2021054371A1 (en) * 2019-09-19 2021-03-25 日本製鉄株式会社 Oriented electromagnetic steel sheet
JP7338511B2 (en) * 2020-03-03 2023-09-05 Ｊｆｅスチール株式会社 Manufacturing method of grain-oriented electrical steel sheet

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US3905843A (en) 1974-01-02 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
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JPS57207114A (en) * 1981-06-16 1982-12-18 Nippon Steel Corp Manufacture of anisotropic electric steel plate
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EP3018221B1 (en) * 2006-05-24 2020-02-05 Nippon Steel Corporation Method of production of grain-oriented electrical steel sheet with high magnetic flux density
KR101062127B1 (en) * 2006-05-24 2011-09-02 신닛뽄세이테쯔 카부시키카이샤 Method for manufacturing directional electromagnetic steel sheet with high magnetic flux density
CN101358273B (en) * 2008-09-05 2010-12-01 首钢总公司 Method for producing low-temperature oriented electrical steels
WO2011007771A1 (en) 2009-07-13 2011-01-20 新日本製鐵株式会社 Method for producing grain-oriented electromagnetic steel plate
BR112012001161B1 (en) * 2009-07-17 2021-11-16 Nippon Steel Corporation METHOD OF PRODUCTION OF A GRAIN ORIENTED ELECTRIC STEEL SHEET

Also Published As

Publication number Publication date
US20120103474A1 (en) 2012-05-03
US8366836B2 (en) 2013-02-05
CN102471818A (en) 2012-05-23
WO2011007771A1 (en) 2011-01-20
CN102471818B (en) 2013-10-09
KR101351149B1 (en) 2014-01-14
JPWO2011007771A1 (en) 2012-12-27
EP2455497A1 (en) 2012-05-23
JP4709949B2 (en) 2011-06-29
RU2012101110A (en) 2013-08-20
RU2499846C2 (en) 2013-11-27
EP2455497A4 (en) 2017-07-05
PL2455497T3 (en) 2019-07-31
BR112012000800B1 (en) 2021-10-05
KR20120030140A (en) 2012-03-27
EP2455497B1 (en) 2019-01-30

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 13/07/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO.